Home / 7,664.72-11,497.98-2,735.06

Finding the Fourth Proportional to 7,664.72, 11,497.98 and 2,735.06

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Solution

The fourth proportional to 7,664.72, 11,497.98 and 2,735.06 is: 4,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.72 : 11,497.98 = 2,735.06 : x
  2. Step 2: Convert to fraction form
    7,664.72/11,497.98 = 2,735.06/x
  3. Step 3: Cross multiply
    7,664.72x = 11,497.98 × 2,735.06
  4. Step 4: Simplify right side
    7,664.72x = 31,447,651.50
  5. Step 5: Solve for x
    x = 31,447,651.50/7,664.72
  6. Step 6: Final answer
    x = 4,102.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.